Installation Instructions

Performtheelectricsafecheckafter
completinginstallation:
1.Insulatedresistance
Theinsulatedresistancemustbemorethan
2M.
2.Groundingwork
Afterfinishinggroundingwork,measurethe
groundingresistancebyvisualdetectionand
groundingresistancetester.Makesurethe
groundingresistanceislessthan4.
3.Electricalleakagecheck(performingduring
testrunning)
Duringtestoperationafterfinishinginstallation,
theservicemancanusetheelectroprobeand
multimetertoperformtheelectricalleakage
check.Turnofftheunitimmediatelyifleakage
happens.Checkandfindoutthesolution
waystilltheunitoperateproperly.
Ω
Ω
A:LopackedvalveB:Hipackedvalve
CandDareendsofindoorunitconnection.
CAUTION
Electricalsafetycheck●
Gasleakcheck●
1.
Applyasoapwateroraliquidneutral
detergentontheindoorunitconnection
oroutdoorunitconnectionsbyasoft
brushtocheckforleakageofthe
connectingpointsofthpiping.Ifbubbles
comeout,thepipeshaveleakage.
2.
Soapwatermethod:
Leakdetector
Usetheleakdetectortocheckforleakage.
Safetyandleakagecheck
15
Indoorunit
checkpoint
Outdoorunit
checkpoint
n
m
k j
i
h
A
B
C
a
c
b
d
e
f
a,b,c,d,h,i,j,karepointsforone-twotype.
a,b,c,d,e,f,,h,i,j,k,m,narepointsforone-threetype.
A,B,C,Darepointsforone-fourtype.
A,B,C,D,Earepointsforone-fivetype.
Indoorunit
checkpoint
Outdoorunit
checkpoint
29
AIRPURGING
Fig.59
Fig.60
NOTE: Theillustrationisforexplanation
purposeonly.TheactualorderofA,B,C
DandEonthemachinemaybeslightly
differentfromtheunityoupurchased.The
actualshapeshallprevail.
E